[PATCH v11 5/7] virt: coco: arm-cca-guest: Rename TSM report source file

Jonathan Cameron jonathan.cameron at oss.qualcomm.com
Mon Sep 14 13:48:35 PDT 2026


On Mon, 14 Sep 2026 11:35:09 +0530
"Aneesh Kumar K.V (Arm)" <aneesh.kumar at kernel.org> wrote:

> The Arm CCA guest driver currently only implements TSM report support, but
> follow-up changes will add more TSM-related functionality to the same
> module.
> 
> Rename arm-cca-guest.c to main.c and build it as an object of the
> arm-cca-guest module. This leaves room for the module to grow additional
> source files.

Should probably mention the structure renames that you have in here.
I wasn't expecting to see anything other than build system changes and
a file rename.

Jonathan

> 
> Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
> Signed-off-by: Aneesh Kumar K.V (Arm) <aneesh.kumar at kernel.org>
> ---
>  drivers/virt/coco/arm-cca-guest/Makefile                    | 2 ++
>  drivers/virt/coco/arm-cca-guest/{arm-cca-guest.c => main.c} | 6 +++---
>  2 files changed, 5 insertions(+), 3 deletions(-)
>  rename drivers/virt/coco/arm-cca-guest/{arm-cca-guest.c => main.c} (97%)
> 
> diff --git a/drivers/virt/coco/arm-cca-guest/Makefile b/drivers/virt/coco/arm-cca-guest/Makefile
> index 69eeba08e98a..7564f4fcc4a4 100644
> --- a/drivers/virt/coco/arm-cca-guest/Makefile
> +++ b/drivers/virt/coco/arm-cca-guest/Makefile
> @@ -1,2 +1,4 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  obj-$(CONFIG_ARM_CCA_GUEST) += arm-cca-guest.o
> +
> +arm-cca-guest-y += main.o
> diff --git a/drivers/virt/coco/arm-cca-guest/arm-cca-guest.c b/drivers/virt/coco/arm-cca-guest/main.c
> similarity index 97%
> rename from drivers/virt/coco/arm-cca-guest/arm-cca-guest.c
> rename to drivers/virt/coco/arm-cca-guest/main.c
> index b741643d1364..80659f0885e9 100644
> --- a/drivers/virt/coco/arm-cca-guest/arm-cca-guest.c
> +++ b/drivers/virt/coco/arm-cca-guest/main.c
> @@ -156,7 +156,7 @@ static int arm_cca_report_new(struct tsm_report *report, void *data)
>  	return ret;
>  }
>  
> -static const struct tsm_report_ops arm_cca_tsm_ops = {
> +static const struct tsm_report_ops arm_cca_tsm_report_ops = {
>  	.name = KBUILD_MODNAME,
>  	.report_new = arm_cca_report_new,
>  };
> @@ -177,7 +177,7 @@ static int __init arm_cca_guest_init(void)
>  	if (!is_realm_world())
>  		return -ENODEV;
>  
> -	ret = tsm_report_register(&arm_cca_tsm_ops, NULL);
> +	ret = tsm_report_register(&arm_cca_tsm_report_ops, NULL);
>  	if (ret < 0)
>  		pr_err("Error %d registering with TSM\n", ret);
>  
> @@ -191,7 +191,7 @@ module_init(arm_cca_guest_init);
>   */
>  static void __exit arm_cca_guest_exit(void)
>  {
> -	tsm_report_unregister(&arm_cca_tsm_ops);
> +	tsm_report_unregister(&arm_cca_tsm_report_ops);
>  }
>  module_exit(arm_cca_guest_exit);
>  




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